/*******************************************************************************
- * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v0.5
+ * are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v05.html
+ * http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
- ******************************************************************************/
+ *******************************************************************************/
package net.sourceforge.phpdt.internal.core;
import java.io.File;
import java.io.IOException;
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.core.IJavaProject;
+import net.sourceforge.phpdt.core.compiler.CharOperation;
import net.sourceforge.phpdt.internal.compiler.env.ICompilationUnit;
import net.sourceforge.phpdt.internal.compiler.util.Util;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.CoreException;
+
/**
* A basic implementation of <code>ICompilationUnit</code>
* for use in the <code>SourceMapper</code>.
* @see ICompilationUnit
*/
public class BasicCompilationUnit implements ICompilationUnit {
- protected char[] contents;
- protected char[] fileName;
- protected char[][] packageName;
- protected char[] mainTypeName;
- protected String encoding;
-
-public BasicCompilationUnit(char[] contents, char[][] packageName, String fileName, String encoding) {
+ protected char[] contents;
+ protected char[] fileName;
+ protected char[][] packageName;
+ protected char[] mainTypeName;
+ protected String encoding;
+
+// public BasicCompilationUnit(char[] contents, char[][] packageName, String fileName, String encoding) {
+// this.contents = contents;
+// this.fileName = fileName.toCharArray();
+// this.packageName = packageName;
+//
+// int start = fileName.lastIndexOf("/") + 1; //$NON-NLS-1$
+// if (start == 0 || start < fileName.lastIndexOf("\\")) //$NON-NLS-1$
+// start = fileName.lastIndexOf("\\") + 1; //$NON-NLS-1$
+//
+// int end = fileName.lastIndexOf("."); //$NON-NLS-1$
+// if (end == -1)
+// end = fileName.length();
+//
+// this.mainTypeName = fileName.substring(start, end).toCharArray();
+// this.encoding = encoding;
+// }
+ public BasicCompilationUnit(char[] contents, char[][] packageName, String fileName) {
this.contents = contents;
this.fileName = fileName.toCharArray();
this.packageName = packageName;
end = fileName.length();
this.mainTypeName = fileName.substring(start, end).toCharArray();
- this.encoding = encoding;
+ this.encoding = null;
}
-public char[] getContents() {
- if (this.contents != null)
- return this.contents; // answer the cached source
+ public BasicCompilationUnit(char[] contents, char[][] packageName, String fileName, String encoding) {
+ this(contents, packageName, fileName);
+ this.encoding = encoding;
+ }
+ public BasicCompilationUnit(char[] contents, char[][] packageName, String fileName, IJavaElement javaElement) {
+ this(contents, packageName, fileName);
+ initEncoding(javaElement);
+ }
+ /*
+ * Initialize compilation unit encoding.
+ * If we have a project, then get file name corresponding IFile and retrieve its encoding using
+ * new API for encoding.
+ * In case of a class file, then go through project in order to let the possibility to retrieve
+ * a corresponding source file resource.
+ * If we have a compilation unit, then get encoding from its resource directly...
+ */
+ private void initEncoding(IJavaElement javaElement) {
+ if (javaElement != null) {
+ try {
+ IJavaProject javaProject = javaElement.getJavaProject();
+ switch (javaElement.getElementType()) {
+ case IJavaElement.COMPILATION_UNIT:
+ IFile file = (IFile) javaElement.getResource();
+ if (file != null) {
+ this.encoding = file.getCharset();
+ break;
+ }
+ // if no file, then get project encoding
+ default:
+ IProject project = (IProject) javaProject.getResource();
+ if (project != null) {
+ this.encoding = project.getDefaultCharset();
+ }
+ break;
+ }
+ } catch (CoreException e1) {
+ this.encoding = null;
+ }
+ } else {
+ this.encoding = null;
+ }
+ }
+ public char[] getContents() {
+ if (this.contents != null)
+ return this.contents; // answer the cached source
+
+ // otherwise retrieve it
+ try {
+ return Util.getFileCharContent(new File(new String(fileName)), this.encoding);
+ } catch (IOException e) {
+ }
+ return CharOperation.NO_CHAR;
+ }
+ public char[] getFileName() {
+ return this.fileName;
+ }
+ public char[] getMainTypeName() {
+ return this.mainTypeName;
+ }
+ public char[][] getPackageName() {
+ return this.packageName;
+ }
+ public String toString() {
+ return "CompilationUnit: " + new String(fileName); //$NON-NLS-1$
+ }
+
- // otherwise retrieve it
- try {
- return Util.getFileCharContent(new File(new String(fileName)), this.encoding);
- } catch (IOException e) {
- }
- return new char[0];
-}
-public char[] getFileName() {
- return this.fileName;
-}
-public char[] getMainTypeName() {
- return this.mainTypeName;
-}
-public char[][] getPackageName() {
- return this.packageName;
-}
-public String toString(){
- return "CompilationUnit: "+new String(fileName); //$NON-NLS-1$
-}
}
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